🧩 词语组成解析
乙醛
[化]一种三分子的缩合物
🗣️ 情景例句
I really feel bad about it,
我真过意不去。
Would anyone like seconds?
谁要换其他的饮料？
If a shop assistant told him she had not heard of it, he would pretend to be considerably put out.
要是女售货员告诉他从未听说过这些东西，他会装出十分遗憾和不安的样子。